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EP 3 475 380 A1

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(43) Date of publication: 01.05.2019 Bulletin 2019/18 (21) Application number: 17815828.3 (22) Date of filing: 23.06.2017

(51) International Patent Classification (IPC):  C09K 5/06(2006.01) F22G 1/06(2006.01) F28D 20/02(2006.01) F22G 1/02(2006.01) F23G 5/00(2006.01) (86) International application number: PCT/SG2017/050314 (87) International publication number: WO 2017/222476 (28.12.2017 Gazette 2017/52)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 23.06.2016 SG 10201605197Q (71) Applicants: Nanyang Technological University Singapore 639798 (SG) Universita' Degli Studi di Udine 33100 Udine (IT)	(72) Inventors: ROMAGNOLI, Alessandro Singapore 639798 (SG) DAL MAGRO, Fabio 33100 Udine (IT) NARDIN, Gioacchino 33100 Udine (IT) (74) Representative: Talbot-Ponsonby, Daniel Frederick  Marks & Clerk LLP Fletcher House Heatley Road The Oxford Science Park Oxford OX4 4GE Oxford OX4 4GE (GB)